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All the naturally occuring process i.e.,...

All the naturally occuring process i.e., spontaneous proceed spontaneously in a direction which leads to:

A

Decrease of free energy

B

Increase of free energy

C

Decrease of entropy

D

Increase of entropy

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The correct Answer is:
A
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MBD PUBLICATION-THERMODYNAMICS-Question Bank
  1. Which correctly represents the physical significance of free energy ch...

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  2. A reaction taking palce with absorption of energy is:

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  3. All the naturally occuring process i.e., spontaneous proceed spontaneo...

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  4. Work done by the system in a cyclic process is equal to:

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  5. Internal energy of an ideal gas depends on:

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  6. A spontaneous change is one in which the system suffers:

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  7. Heat given to a system under isochoric process is equal to:

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  8. The apparatus generally used for measuring heat changes is:

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  9. In which of the following case entropy decreases:

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  10. In which case, a spontaneous reaction is impossible at any temperature...

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  11. In which case, a spontaneous reaction is possible at any temperature:

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  12. In a reaction, triangleH and triangleS both are more than zero. In whi...

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  13. In which reaction triangleS is positvive:

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  14. Change in entropy for a reaction is given by:

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  15. The efficiency of heat engine is maximum when:

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  16. In a chemical reaction triangleH=150kJ and triangleS= 100JK^-1 at 300K...

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  17. A system is provided 50 joule of heat and work done on the system is 1...

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  18. Enthalpy of vaporisation for water is 186.5kJ mol^-1. The entropy chan...

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  19. A system is changed from state A to state B by one path and from B to ...

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  20. The cooling in refrigerator is due to:

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